Reinforcement Learning for the Face Support Pressure of Tunnel Boring Machines

In tunnel excavation with boring machines, the tunnel face is supported to avoid collapse and minimise settlement. This article proposes the use of reinforcement learning, specifically the deep Q-network algorithm, to predict the face support pressure. The algorithm uses a neural network to make dec...

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Main Authors: Enrico Soranzo, Carlotta Guardiani, Wei Wu
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Geosciences
Subjects:
Online Access:https://www.mdpi.com/2076-3263/13/3/82
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author Enrico Soranzo
Carlotta Guardiani
Wei Wu
author_facet Enrico Soranzo
Carlotta Guardiani
Wei Wu
author_sort Enrico Soranzo
collection DOAJ
description In tunnel excavation with boring machines, the tunnel face is supported to avoid collapse and minimise settlement. This article proposes the use of reinforcement learning, specifically the deep Q-network algorithm, to predict the face support pressure. The algorithm uses a neural network to make decisions based on the expected rewards of each action. The approach is tested both analytically and numerically. By using the soil properties ahead of the tunnel face and the overburden depth as the input, the algorithm is capable of predicting the optimal tunnel face support pressure whilst minimising settlement, and adapting to changes in geological and geometrical conditions. The algorithm reaches maximum performance after 400 training episodes and can be used for random geological settings without retraining.
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spelling doaj.art-5eb22d17d9ec49ca892a8fa06f6313e82023-11-17T11:19:58ZengMDPI AGGeosciences2076-32632023-03-011338210.3390/geosciences13030082Reinforcement Learning for the Face Support Pressure of Tunnel Boring MachinesEnrico Soranzo0Carlotta Guardiani1Wei Wu2Institute of Geotechnical Engineering, University of Natural Resources and Life Sciences, 1180 Vienna, AustriaInstitute of Geotechnical Engineering, University of Natural Resources and Life Sciences, 1180 Vienna, AustriaInstitute of Geotechnical Engineering, University of Natural Resources and Life Sciences, 1180 Vienna, AustriaIn tunnel excavation with boring machines, the tunnel face is supported to avoid collapse and minimise settlement. This article proposes the use of reinforcement learning, specifically the deep Q-network algorithm, to predict the face support pressure. The algorithm uses a neural network to make decisions based on the expected rewards of each action. The approach is tested both analytically and numerically. By using the soil properties ahead of the tunnel face and the overburden depth as the input, the algorithm is capable of predicting the optimal tunnel face support pressure whilst minimising settlement, and adapting to changes in geological and geometrical conditions. The algorithm reaches maximum performance after 400 training episodes and can be used for random geological settings without retraining.https://www.mdpi.com/2076-3263/13/3/82tunnellingtunnel boring machinesupport pressureface stabilityreinforcement learningmachine learning
spellingShingle Enrico Soranzo
Carlotta Guardiani
Wei Wu
Reinforcement Learning for the Face Support Pressure of Tunnel Boring Machines
Geosciences
tunnelling
tunnel boring machine
support pressure
face stability
reinforcement learning
machine learning
title Reinforcement Learning for the Face Support Pressure of Tunnel Boring Machines
title_full Reinforcement Learning for the Face Support Pressure of Tunnel Boring Machines
title_fullStr Reinforcement Learning for the Face Support Pressure of Tunnel Boring Machines
title_full_unstemmed Reinforcement Learning for the Face Support Pressure of Tunnel Boring Machines
title_short Reinforcement Learning for the Face Support Pressure of Tunnel Boring Machines
title_sort reinforcement learning for the face support pressure of tunnel boring machines
topic tunnelling
tunnel boring machine
support pressure
face stability
reinforcement learning
machine learning
url https://www.mdpi.com/2076-3263/13/3/82
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